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QRQ4
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Peter Refaat
QRQ4
Specialist
Egypt
Egypt
Joined Jan 20, 2026
OverviewRatingPosts
Rating
1515
Problems14
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QRQ4 has completed the contest Blitz Round #21 and scored no score20 days ago
QRQ4 solved problem The Efficient Steps (#12465) on 2 attempt20 days ago
QRQ4 has joined contest Blitz Round #2124 days ago
QRQ4 has completed the contest Blitz Round #20 and scored 800 points1 month ago
QRQ4 solved problem Bitwise Party (#12463) on first attempt1 month ago
QRQ4 solved problem Not Very Powerful (#12464) on first attempt1 month ago
QRQ4 solved problem Fe3b0onacci Pairs (#12462) on first attempt1 month ago
QRQ4 solved problem Dream Permutation (#12461) on first attempt1 month ago
QRQ4 solved problem Exciting Arrays (#12460) on first attempt1 month ago
QRQ4 has joined contest Blitz Round #201 month ago
QRQ4 has completed the contest Weekend Practice #23 and scored no score2 months ago
QRQ4 has joined contest Weekend Practice #232 months ago
QRQ4 has joined contest Weekend Practice #222 months ago
QRQ4 solved problem Rufo's massive (#12430) on first attempt2 months ago
QRQ4 solved problem Area (#12429) on 3 attempt2 months ago
QRQ4 has joined contest Blitz Round #182 months ago
QRQ4 solved problem Monkey and Apple-trees (#7488) on 10 attempt3 months ago
QRQ4 solved problem Connectivity (#982) on first attempt4 months ago
QRQ4 solved problem From adjacency matrix to adjacency list (#3981) on first attempt4 months ago
QRQ4 has completed the contest Blitz Round #14 and scored no score4 months ago
QRQ4 has joined contest Blitz Round #144 months ago
QRQ4 solved problem Counting Pairs (#12313) on 3 attempt5 months ago
QRQ4 solved problem Digit Queries (#12312) on first attempt5 months ago
QRQ4 solved problem Bouncing Ball (#12311) on first attempt5 months ago
QRQ4 has joined contest Blitz Round #105 months ago